航天事业的高风险性是一个突出特点,但是,为了人类,英雄们不怕牺牲,以大无畏的精神,前仆后继,英勇奋斗。1967年4月23日,前苏联宇航员V·科马罗夫因所乘“联盟-1”号飞船在再入过程中降落伞系统失灵、飞船坠毁而身亡,成为第一个在执行飞行任务时献身的飞行员;世界上第一位进入太空的宇航员加加林,于1968年3月27日在例行训练飞行中因飞机失事不幸 The high risk of the aerospace industry is a salient feature. However, for the sake of mankind, heroes are not afraid to sacrifice and bravely fight after their courage and courage. On April 23, 1967, V Kormarov, the former Soviet Union astronaut, died in a crashed parachute as a result of his parachute system malfunction during the reentry of the “Alliance-1” spacecraft. Devoted pilots; the world’s first astronaut Gagarin entering space on March 27, 1968 in a routine training flight due to plane crash Unfortunately